[MITgcm-devel] TAF version 2.8

[Patrick Heimbach]

Hi Jean-Michel,

I can take a look next week, but not before then.

Cheers
-Patrick

On Aug 21, 2014, at 7:44 PM, Jean-Michel Campin <jmc at ocean.mit.edu> wrote:

> Hi,
> 
> exeriment obcs_ctrl looks less easy. The additional recomputations come
> from "the_main_loop" with this message:
>> The responsible variables are : obeu,obev,obnu,obnv,obsu,obsv,obwu,obwv
> Now, one thing I noticed is that in autodiff_store/_restore.F
> and in obcs_ad_check_lev1_dir.h, we store the OB fields for T & S 
> but do not store the OB fields for U & V.
> May be this is the reason ?
> 
> Cheers,
> Jean-Michel
> 
> On Thu, Aug 21, 2014 at 06:44:51PM -0400, Jean-Michel Campin wrote:
>> Hi,
>> 
>> Yesterday TAF was been updated to version 2.8.
>> It fixes one issue we had with TLM (that was responsible for
>> global_ocean.90x45x15 fail with gfortran & -devel).
>> Also we are getting more recomputaion warnings for 
>> 2 experiments: global_ocean.cs32x15 (50 -> 52) and obcs_ctrl (0 -> 16).
>> 
>> With global_ocean.cs32x15, it seems that the previous code (without 
>> recomp warning for thsice_main.F) might be problematic regarding the case
>> thSIceBalanceAtmFW > 0 with calls to thsice_balance_frw & thsice_balance_frw_ad.
>> So, version 2.8 might just be picking something that previous version
>> (2.7.8) was ignoring.
>> It's not difficult to remove these recomputations (just adding 1 store dir)
>> and will check-in this modif.
>> 
>> I did not look yet at obcs_ctrl.
>> 
>> Cheers,
>> Jean-Mcihel
>> 
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---
Patrick Heimbach | heimbach at mit.edu | http://www.mit.edu/~heimbach
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